#include<stdio.h>
#include "add.h"
#include "sub.h"

int main()
{
	int a = 3, b = 5;
	int ret;

	ret = add_fun(a, b);
	printf("add %d\n", ret);

	ret = sub(a, b);
	printf("sub %d\n", ret);

	return 0;
}
